| Miscellaneous References and MentionsWhile our initial information about Blue Gem came from various goverment sources (GNIS, FIPS), we also found mention of Blue Gem in various books and other sources. We've created the following list to keep track of the sources that proved useful in adding to our knowledge about Blue Gem. We hope that they will be useful to you. Note: When we started collecting data about Blue Gem, we were inconsistent about keeping track of where that data came from. As a result, this list of references and mentions is probably incomplete. SPV's Comprehensive Railroad Atlas of North America - Appalachia & Piedmont
 Blue Gem is contained in a comprehensive list of Post Offices that was created by Cameron Blevins and Richard Helbock.<1> Both the GNIS and FIPS databases contain entries for Blue Gem. See our Misc Page for Blue Gem for more information. Footnotes ...
 | 
